"I must blindfold you, Webster, before proceeding further. This is a rule of the order which cannot, under any circumstances, be departed from."

Webster submitted quietly, while a thick bandage was placed over his eyes and securely fastened. Then Sloan took him by the arm and led him forward.

Blindfolded as he was, he knew that they turned suddenly into an alleyway, and he also knew when they passed through a gate, which Sloan closed behind them. He rightly conjectured that they were now in a sort of paved court, in the rear of a building.

"Come this way and make no noise," whispered Sloan.

The next moment the latter knocked on a door with a low, peculiar rap, that was like a signal. Immediately a guarded voice on the inside was heard:

"Are you white?"

"Down with the blacks!" responded Sloan.

Nothing more was said. A chain clanked inside, a bolt shot back, and the door creaked on its hinges as it swung open.

Webster was led through, and he and his conductor began to ascend a flight of stairs, so thickly carpeted that they emitted no sound from the footsteps upon them.

At the head of the stairs they were again accosted: